225552882164 has 12 divisors (see below), whose sum is σ = 394726865988. Its totient is φ = 112773777600.

The previous prime is 225552882161. The next prime is 225552882209. The reversal of 225552882164 is 461288255522.

It can be written as a sum of positive squares in 2 ways, for example, as 182749410064 + 42803472100 = 427492^2 + 206890^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225552882161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468857 + ... + 819104.

It is an arithmetic number, because the mean of its divisors is an integer number (32893905499).

Almost surely, 2^225552882164 is an apocalyptic number.

It is an amenable number.

225552882164 is a deficient number, since it is larger than the sum of its proper divisors (169173983824).

225552882164 is a wasteful number, since it uses less digits than its factorization.

225552882164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331746 (or 1331744 counting only the distinct ones).

The product of its digits is 3072000, while the sum is 50.

The spelling of 225552882164 in words is "two hundred twenty-five billion, five hundred fifty-two million, eight hundred eighty-two thousand, one hundred sixty-four".